硫酰基

A new chelating fiber containing thioamide group is synthesized by cross-linking of polyacrylonitrile fiber with ethylene-dimine and following with chemical modification with sodium sulfide using DMF as solvent.

以腈纶纤维为起始原料，经乙二胺预交联后，以DMF作溶剂与硫化钠反应，合成了一种硫代酰胺功能基可达6.8mmol/g干纤维的螯合功能纤维，其对贵金属金、银离子具有良好的吸附性能。

The paper reports the research concerned with the activity of the inhibitor, the duration of validity, and the kinetics of enzyme-catalyzed reactions of the soil urease inhibitor N - tiophosphoric triamide prepared by Dalian Institute of Light Industry .

本文报道的研究工作是关于大连轻工业学院合成的土壤尿素酶抑制剂正丁基硫代磷酰三胺的最佳研究浓度、有效期及酶促反应动力学。

In a pot experiment with spring wheat and buckwheat as test crops and with thiophosphric triamide and dicyandiamide as test inhibitors, the transformation, regulation and residual effect of 〓N-labelled urea were studied.

采用〓N标记的尿素，以N-丁基硫代磷酰三胺和双氰胺为供试抑制剂，春小麦和荞麦分别为供试作物进行尿素N转化的调节及其残效盆栽试验。

Soil urease ; inhibitor ; Nitrogeny ; N- tiophosphoric triamide

土壤尿素酶；抑制剂；氮耐尔；正丁基硫代磷酰三胺

The intermediates 2a～2f of cyclic (1-arylseleno)glycerol phosphate and tegafur conjugates were synthesized by one-pot reaction of hexaethyl phosphorous triamide, activated by a catalytic amount of iodine, with (N3-tegafur)alkanol, 1-arylselenoglycerol and sulphur successively in refluxing benzene.

以碘作催化剂，无水苯为溶剂，六乙基亚磷酰三胺依次与羟乙基替加氟、1-芳硒基甘油及硫反应，得中间体硒代环甘油磷脂替加氟缀合物2a～2f。

The structural assignment of Ⅱwas supported by spectral data and was confirmed by the identification of the compound as the product obtained by synthesis from triethyl orthoacetate and 2- cyanot hioacetamide.

结构的指定得到由光谱数据的支持，确认结构是通过原乙酸三乙酯和2-氰基-硫代乙酰胺合成得到的化合物。

Such changes in thiols by allyl sulfurs may also account for the observed hyperphosphorylation of specific cell cycle proteins and the histone hyperacetylation that has been correlated with suppressed tumor cell proliferation.

这些烯丙基硫化物引起的硫醇的改变同时也可以使特异性细胞周期蛋白过磷酸化及组蛋白过乙酰化，从而抑制肿瘤细胞增殖。

The results showed that with the concentration of ozone,ozone treatment time and temperature increasing,the captan residue in apples decreases gradually.

克菌丹化学名称为N-三氯甲硫基-1，2，3，6-四氢苯邻二甲酰亚胺，分子式为C9H8Cl3NO2S，易溶于有机溶剂，在酸性条件下稳定，碱性时易分解。

AIM To observe the formation and effects of nitric oxide and free radicals on acute liver injury induced by thioacetamide.

目的 用硫代乙酰胺诱发大鼠急性肝损伤，观察肝损伤过程中一氧化氮与自由基的变化。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。